import java.io.*;
import java.util.Arrays;
import java.util.Scanner;


public class Rcc2013Q1_C {
	//static InputStream in = System.in;
	static InputStream in;
	static BufferedWriter out;
	static Scanner scanner;
	
	static {
		try {
			in = System.in;
			in = new FileInputStream("rcc/2013/input.txt");
			scanner = new Scanner(in);
			out = new BufferedWriter(new OutputStreamWriter(System.out));
			out = new BufferedWriter(new FileWriter("rcc/2013/output.txt"));
		} catch (Exception e) {
			e.printStackTrace();
		}
	}
	
	public static void main(String[] args) throws Exception {
		
		
		out.close();
	}
}
